The entire set of proteins contained in an organism is called the: A. proteogrou

Question

The entire set of proteins contained in an organism is called the: A. proteogroup B. proteome C. proteocity D. proteoset E. proteocluster Which of the following amino acids is NOT destabilizing for alpha helices. A. glycine B. proline C. alanine D. tryptophan E. 4-hydroxyproline 3. Which class defines the following enzyme:Aconitase? A. lyase B. oxidoreductase C. hydrolase D. ligase E. transferase Which class defines the following enzyme:Lipoxygenase? A. lyase B. oxidoreductase c. hydrolase D. ligase E. transferase For an enzyme with a k_rat of 560 s^-2, how many substrates are converted to product per second by every one enzyme? A. 560 B. 56 C. 5.6 D. 0 E. none of the above Ribulofuranose contains which functional group? A. acetal B. hemiacetal C. ketal E. ketone Mutorotation refers to an inversion of configuration at the: A. anomeric carbon B. alpha carbon C. terminal carbon D. nucleophilic carbon E. carbohydrate carbon When compared to cellulose, chitin is a unique due to the presence of which functional group? A. ester B. ketal C. thioester D. phosphate E. amide What type of glycosidic bond occurring between a ketose and ketose would yield a non-reducing disaccharide? Disaccharides that contain repeating uronic acids and hexosamines are typically referred to as what type of biological molecules? A. lipopolysaccharide B. isoprenoid C. neuropeptides D. oxidized hexoses E. glycosoaminoglycan Antibodies are characterized as _____ and possess oligosaccharides bonded to the amino acid of _____. A. O-linked:serine B. O-linked:asparagine C. O-linked threonine D. N-linked:glutamine E. N-linked:asparagine Gram-positive bacteria possess which glycoconjugate on their outer surface? A. glycopeptides B. lipopolysaccharide C. proteoglycan D. peptidoglycan E. glyconucleotide Amylopectin is a branched polysaccharide with which glycosidic linkages? A. alpha (1, 4) and alpha(1, 6) B. C beta[1, 4] and beta (1, 6) C. alpha(1, 2) and alpha(1, 6) D. alpha(1, 2) and alpha(1, 6) The ribose sugar within the structure of DNA is a modified in which way? A. an extra carbon B. it is lacking a OH at the 5 position C. it a ketose D. it is lacking a OH at the 2 position E. it is lacking a OH at the 3 position

Explanation / Answer

1. Option B is correct.
Proteome = Entire collection of proteins of an organism

2. Option C is correct.
Alanine does not destabilize an alpha helix.

3. Option A is correct.
Aconitase is a lyase.

4. Option B is correct.
Lipoxygenase is a oxidoreductase.

5. Option A is correct.
Kcat = Turn over number = Number of substrates converted to products per unit time

6. Option B is correct.
Ribofuranose contains a hemiacetal group.

7. Option A is correct.
Mutarotation is an interconversion at the anomeric carbon.

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